Writing instrument



FIG. 1 is a perspective view of the front of a writing instrumentshowing my new design;

FIG. 2 is a left side elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is an end view taken at the end of the line 4--4 of FIG. 3;

FIG. 5 is a cross sectional view on line 5--5 of FIG. 2;

FIG. 6 is a cross sectional view on line 6--6 of FIG. 2;

FIG. 7 is a cross sectional view on line 7--7 of FIG. 2;

FIG. 8 is a cross sectional view on line 8--8 of FIG. 2;and

FIG. 9 is a cross sectional view on line 9--9 of FIG. 3.

The ornamental design for a writing instrument, as shown and described.